package string;

public class IndexOfDemo {
    public static void main(String[] args) {
    String str="thinking in java";
    int index=str.indexOf("in");
    System.out.println(index);
    index =str.indexOf("in",3);
    System.out.println(index);
    index =str.indexOf("abc");
    System.out.println(index);

    index =str.lastIndexOf("in");
    System.out.println(index);
    }
}
